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Why does Go have a “goto” statement
...1)
}
return z / ((1 + Euler*x) * x)
}
The goto in this case saves us from introducing another (boolean) variable used just for control-flow, checked for at the end. In this case, the goto statement makes the code actually better to read and easier follow (quite in contrary to the argument agai...
How to change field name in Django REST Framework
...erializers in general called 'source' where you can specify source of data from the model field.
class ParkSerializer(serializers.ModelSerializer):
location = serializers.SomeSerializerField(source='alternate_name')
class Meta:
model = Park
fields = ('other_fields', 'locat...
How to change the cursor into a hand when a user hovers over a list item?
...@EdwardBlack cursor: hand is deprecated and not in the css spec. it's like from ie5-6 era. use only pointer.
– northamerican
May 5 '16 at 20:39
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Dialog with transparent background in Android
How do I remove the black background from a dialog box in Android. The pic shows the problem.
20 Answers
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RSpec controller testing - blank response.body
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By default, rspec-rails hacks into Rails to prevent it from actually rendering view templates. You should only test the behavior of your actions & filters your controller tests, not the outcome of template rendering — that's what view specs are for.
However, if you wish to...
Best way to write to the console in PowerShell
...f you want output, then use the Write-* cmdlets. If you want return values from a function, then just dump the objects there without any cmdlet.
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Encoding Javascript Object to Json string
...ast, I used eval to parse JSON responses. I was happy the eval will be gon from my code.
– Tomáš Zato - Reinstate Monica
Oct 20 '14 at 0:45
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How to create a button programmatically?
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and don't forget that your target class should be derived from NSObject
– Alexey Globchastyy
Jul 20 '14 at 7:54
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C# generic type constraint for everything nullable
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@EamonNerbonne You should not raise exceptions from static constructors: msdn.microsoft.com/en-us/library/bb386039.aspx
– Matthew Watson
Mar 16 '17 at 10:30
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Obtaining a powerset of a set in Java
...> s:pset)
{
System.out.println(s);
}
It's from my Project Euler Library... :)
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